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Apr 6th, 2014
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Scala 0.21 KB | None | 0 0
  1. case class OffsetChar(idx: Int) {
  2.   def unapply(s: String): Option[Char] = if (idx < s.length) Some(s.charAt(idx)) else None
  3. }
  4.  
  5. val OC1 = OffsetChar(1)
  6. "abc" match {
  7.  case OC1('b') => "b"
  8.  case _ => "other"
  9. }
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